A-Phase Voltage using Zero Sequence Voltage (LLGF) Calculator

✖Zero Sequence Voltage consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.ⓘ Zero Sequence Voltage [V₀]			+10% -10%
✖B phase Voltage is defined as the voltage of b-phase.ⓘ B Phase Voltage [V_b]			+10% -10%

✖A phase voltage is the voltage of a-phase in open conductor fault.ⓘ A-Phase Voltage using Zero Sequence Voltage (LLGF) [V_a]

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A-Phase Voltage using Zero Sequence Voltage (LLGF) Solution

STEP 0: Pre-Calculation Summary

Formula Used

A Phase Voltage = (3*Zero Sequence Voltage)-(2*B Phase Voltage)
V_a = (3*V₀)-(2*V_b)
This formula uses 3 Variables

Variables Used

A Phase Voltage - (Measured in Volt) - A phase voltage is the voltage of a-phase in open conductor fault.
Zero Sequence Voltage - (Measured in Volt) - Zero Sequence Voltage consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.
B Phase Voltage - (Measured in Volt) - B phase Voltage is defined as the voltage of b-phase.

STEP 1: Convert Input(s) to Base Unit

Zero Sequence Voltage: 17.6 Volt --> 17.6 Volt No Conversion Required
B Phase Voltage: 16.5 Volt --> 16.5 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

V_a = (3*V₀)-(2*V_b) --> (3*17.6)-(2*16.5)

Evaluating ... ...

V_a = 19.8

STEP 3: Convert Result to Output's Unit

19.8 Volt --> No Conversion Required

FINAL ANSWER

19.8 Volt <-- A Phase Voltage

(Calculation completed in 00.004 seconds)

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Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< Voltage and EMF Calculators

B-Phase Voltage using Zero Sequence Current (LLGF)

LaTeX Go B Phase Voltage = 3*Zero Sequence Current*Fault Impedance

C-Phase Voltage using Zero Sequence Current (LLGF)

LaTeX Go C Phase Voltage = 3*Zero Sequence Current*Fault Impedance

B-Phase Voltage using Fault Current (LLGF)

LaTeX Go B Phase Voltage = Fault Impedance*Fault Current

C-Phase Voltage using Fault Current (LLGF)

LaTeX Go C Phase Voltage = Fault Current*Fault Impedance

A-Phase Voltage using Zero Sequence Voltage (LLGF) Formula

LaTeX Go

A Phase Voltage = (3*Zero Sequence Voltage)-(2*B Phase Voltage)
V_a = (3*V₀)-(2*V_b)

What are the positive and negative Sequence Components?

The positive sequence consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation. The negative sequence consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ACB rotation.

What does three phase voltage mean?

Three-phase power can be defined as the common method of alternating current power generation, transmission, and distribution. It is a type of polyphase system and is the most common method used by electric grids worldwide to transfer power.

How to Calculate A-Phase Voltage using Zero Sequence Voltage (LLGF)?

A-Phase Voltage using Zero Sequence Voltage (LLGF) calculator uses A Phase Voltage = (3*Zero Sequence Voltage)-(2*B Phase Voltage) to calculate the A Phase Voltage, The a-phase voltage using zero Sequence voltage (LLGF) formula is defined as the voltage between two-component comprising a three-phase source or load. here we have taken the a-phase. A Phase Voltage is denoted by V_a symbol.

How to calculate A-Phase Voltage using Zero Sequence Voltage (LLGF) using this online calculator? To use this online calculator for A-Phase Voltage using Zero Sequence Voltage (LLGF), enter Zero Sequence Voltage (V₀) & B Phase Voltage (V_b) and hit the calculate button. Here is how the A-Phase Voltage using Zero Sequence Voltage (LLGF) calculation can be explained with given input values -> 28.4 = (3*17.6)-(2*16.5).

FAQ

What is A-Phase Voltage using Zero Sequence Voltage (LLGF)?

The a-phase voltage using zero Sequence voltage (LLGF) formula is defined as the voltage between two-component comprising a three-phase source or load. here we have taken the a-phase and is represented as V_a = (3*V₀)-(2*V_b) or A Phase Voltage = (3*Zero Sequence Voltage)-(2*B Phase Voltage). Zero Sequence Voltage consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together & B phase Voltage is defined as the voltage of b-phase.

How to calculate A-Phase Voltage using Zero Sequence Voltage (LLGF)?

The a-phase voltage using zero Sequence voltage (LLGF) formula is defined as the voltage between two-component comprising a three-phase source or load. here we have taken the a-phase is calculated using A Phase Voltage = (3*Zero Sequence Voltage)-(2*B Phase Voltage). To calculate A-Phase Voltage using Zero Sequence Voltage (LLGF), you need Zero Sequence Voltage (V₀) & B Phase Voltage (V_b). With our tool, you need to enter the respective value for Zero Sequence Voltage & B Phase Voltage and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate A Phase Voltage?

In this formula, A Phase Voltage uses Zero Sequence Voltage & B Phase Voltage. We can use 1 other way(s) to calculate the same, which is/are as follows -

A Phase Voltage = Zero Sequence Voltage+Positive Sequence Voltage+Negative Sequence Voltage

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